Home / 91,063.28-125,594.52-62,762.48

Finding the Fourth Proportional to 91,063.28, 125,594.52 and 62,762.48

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Solution

The fourth proportional to 91,063.28, 125,594.52 and 62,762.48 is: 86,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,063.28 : 125,594.52 = 62,762.48 : x
  2. Step 2: Convert to fraction form
    91,063.28/125,594.52 = 62,762.48/x
  3. Step 3: Cross multiply
    91,063.28x = 125,594.52 × 62,762.48
  4. Step 4: Simplify right side
    91,063.28x = 7,882,623,549.61
  5. Step 5: Solve for x
    x = 7,882,623,549.61/91,063.28
  6. Step 6: Final answer
    x = 86,562.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.